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FAQ (Q&A) - Oxygen Analyzers -

Frequently-asked questions - Oxygen Analyzers -

｜ Oxygen Analyzers General ｜ Zirconia　Oxygen Analyzers General ｜ ZR22G/ZR22S/ZR402G Separate Type Zirconia　Oxygen Analyzer ｜ ZR202G/ZR202S Integrated Type Zirconia Oxygen Analyzer ｜ ZR22G/ZR402G Zirconia High Temperature Humidity Analyzer ｜ MG8G/MG8E Paramagnetic Oxygen Analyzer ｜ OX100/OX102 Limiting Current Type Oxygen Analyzer ｜

Oxygen Analyzers - General -

Q1 What are advantages and disadvantages of oxygen analyzers?
Q2 What are application examples for which the oxygen analyzer is used?
Q3 What are the differences between the dry gas base and wet gas base?
Q4 The relationship between the air ratio and heat efficiency
Q5 Explosion protection (flame-proof)
Q6 Which oxygen analyzers bear the CE mark?

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Zirconia　Oxygen Analyzers - General -

Q1 When using zirconia oxygen analyzer, what kind of matters that require attention (effects of flammable gas) are there?
Q2 How does the humidity in reference gas (air) influence it?
Q3 Explain the precautions when shutting down a furnace or boiler.
Q4 Notes for when running and stopping the analyzer repeatedly on a regular basis
Q5 What types of zirconia oxygen analyzers exist, and how are they selected?
Q6 Overview of the calibration of zirconia oxygen analyzer
Q7 What gas is used for calibration?
Q8 What are two-point calibration and one-point calibration?
Q9 Calibration operation modes and calibration time setting
Q10 Pressure compensation function
Q11 What is preventive maintenance functions of the zirconia oxygen analyzer?
Q12 After replacement of sensor, what are the tasks that is necessary?
Q13 Measures against applications with a lot of dust

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ZR22G/ZR22S/ZR402G Separate Type Zirconia　Oxygen Analyzer

Q1 Separate Type Zirconia Oxygen Analyzer system configuration
Q2 The condition of sample gas?
Q3 Notes on installation location and installation of sensor
Q4 Measurement range and output range setting
Q5 What is the output signal?
Q6 Can the output be held during maintenance?
Q7 What are the contact inputs?
Q8 What are the contact outputs?
Q9 How is error diagnosis performed?
Q10 Replacing existing models

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ZR202G/ZR202S Integrated Type Zirconia Oxygen Analyzer

Q1 ZR202G Integrated Type Zirconia Oxygen Analyzer system configuration
Q2 The condition of sample gas?
Q3 Notes on installation location and installation of sensor
Q4 Measurement range and output range setting
Q5 What is the output signal?
Q6 Can the output be held during maintenance?
Q7 What are the contact inputs?
Q8 What are the contact outputs?
Q9 How is error diagnosis performed?

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ZR22G/ZR402G Zirconia High Temperature Humidity Analyzer

Q1 Measurement principle of zirconia humidity analyzer
Q2 Definitions of moisture content, mixing ratio (absolute temperature)
Q3 Can the dew point be obtained using the zirconia high temperature humidity analyzer?
Q4 The condition of sample gas?
Q5 Measurement range and output signal
Q6 What is the output signal?
Q7 Can the output be held during maintenance?
Q8 What are the contact inputs?
Q9 What are the contact outputs?
Q10 How is error diagnosis performed?
Q11 Replacing existing models

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MG8G/MG8E Paramagnetic Oxygen Analyzer

Q1 What are differences between the usages of the MG8G model and MG8E model?
Q2 MG8G/MG8E Paramagnetic Oxygen Analyzers System Configuration
Q3 The condition of sample gas?
Q4 Why is auxiliary gas necessary?
Q5 Measurement range and output range setting
Q6 Can the output be held during calibration or when an error occurs?
Q7 What are the contact inputs?
Q8 What are the contact outputs?
Q9 Overview of calibration
Q10 What are calibration operation modes and calibration time settings?
Q11 Measurement of oxygen (O2) in the presence of interference gases
Q12 How is error diagnosis performed?

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OX100/OX102 Limiting Current Type Oxygen Analyzer

Q1 Explain examples of applications suitable for the OX100 and OX102.
Q2 What is the difference between OX100 and OX102?
Q3 Sample gas conditions and restrictions
Q4 How is the instrument calibrated?
Q5 Notes on sensor life and replacement of sensor
Q6 Can the output be held during calibration and maintenance?
Q7 Can alarms be set?
Q8 What is the purpose of using the sampling unit?

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